HomeMy WebLinkAboutFlatiron Forest_Chatham Co Buffer ImpactsHAM
L
E
T
S
C
H
A
P
E
L
R
O
A
D
UP
S
T
R
E
A
M
C
U
L
V
E
R
T
4
4
0
445
450
4
4
0
44
5
445
445
475
47
0
47
547
0
4
7
0
465
470
475
480
455
460
465
470
470
470
47
5
475
475
47
5
450
45
5
460
4
6
5
465
45
0
455
4
5
5
455
460
465
4
4
5
4
5
0
45
5
4
6
0
44
0
44
5
4
5
0
455
460
46
5
4
7
0
4
7
5
44
5
4
5
0
4
5
5
4
6
0
465
4
7
0
47
5
480
OHE
OHE
FO
T
W
WETLAND A
WETLAND B
WETLAND C
WETLAND D
WETLAND E
WETLAND F
STREAM 1
(EPHEMERAL)
STREAM 2
(PERENNIAL)
STREAM 3
(INTERMITTENT)
50' ZONE 2
WETLAND BUFFER
100' ZONE 2
OUTER BUFFER
30' ZONE
1 BUFFER
50' ZONE 2
INNER BUFFER
30' ZONE 1
WETLAND BUFFER
50' ZONE 2
WETLAND BUFFER
30' ZONE 1
WETLAND BUFFER
50' ZONE 2
WETLAND BUFFER
30' ZONE 1
WETLAND BUFFER
50' ZONE 2
WETLAND BUFFER
30' ZONE 1
WETLAND BUFFER
k:
\
2
2
\
2
2
-
0
1
3
0
\
2
2
0
1
3
2
-
f
l
a
t
i
r
o
n
f
o
r
e
s
t
\
C
A
D
\
E
x
h
i
b
i
t
s
\
i
m
p
a
c
t
m
a
p
s
\
F
l
a
t
i
r
o
n
F
o
r
e
s
t
I
m
p
a
c
t
M
a
p
s
(
3
)
.
d
w
g
-
We
d
n
e
s
d
a
y
,
A
p
r
i
l
1
9
,
2
0
2
3
3
:
1
6
:
5
0
P
M
-
EB
A
U
T
I
S
T
A
ou
r
p
e
o
p
l
e
•
y
o
u
r
s
u
c
c
e
s
s
ES
T
.
1
9
8
3
Wi
t
h
e
r
s
R
a
v
e
n
e
l
11
5
M
a
c
K
e
n
a
n
D
r
i
v
e
| C
a
r
y
,
N
C
2
7
5
1
1
Li
c
e
n
s
e
#
:
F
-
1
4
7
9
| t
:
9
1
9
.
4
6
9
.
3
3
4
0
| w
w
w
.
w
i
t
h
e
r
s
r
a
v
e
n
e
l
.
c
o
m
Initial Plan Date: FLATIRON FOREST
IMPACT MAPS
Revisions:
1 02/08/23
PER NCDEQ COMMENTS
WR Job No.
02220132
DATE
04/19/23
63
8
H
A
M
L
E
T
S
C
H
A
P
E
L
R
O
A
D
|
CH
A
T
H
A
M
C
O
U
N
T
Y
,
N
C
2
7
3
1
2
IM
P
A
C
T
M
A
P
S
FL
A
T
I
R
O
N
F
O
R
E
S
T
DRN: EB DGN: WR CKD: RT
OVERALL EXISTING
CONDITIONS
A
E
N
W
S
50SCALE: 1 inch =ft.
250 50
H
A
M
L
E
T
S
C
H
A
P
E
L
R
D
PLEASAN
T
SPRINGS
R
D
HO
R
I
Z
O
N
D
R
BU
C
K
BR
A
N
C
H
R
D
PA
R
K
E
R
H
E
R
N
D
O
N
R
D
A MOUNTAIN
VIEW
GE
O
R
G
E
HE
L
E
N
C
I
R
HIGHW
A
Y
5
0
1
SITE
1.BASIS OF BEARINGS: NC STATE PLANE GRID COORDINATES, NAD83(2011).
2.ALL DISTANCES ARE HORIZONTAL GROUND DISTANCES IN U.S. SURVEY FEET UNLESS OTHERWISE NOTED.
3.AREAS SHOWN HEREON WERE COMPUTED USING THE COORDINATE METHOD.
4.LINES NOT SURVEYED ARE SHOWN AS BROKEN LINES FROM INFORMATION REFERENCED ON THE FACE OF
THIS PLAT.
5.NO EVIDENCE OF EARTH MOVING WAS OBSERVED IN THE PROCESS OF CONDUCTING FIELDWORK ON SUBJECT
PARCEL.
6.NO EVIDENCE OF RECENT STREET OR SIDEWALK CONSTRUCTION OR REPAIRS OBSERVED IN THE PROCESS
OF CONDUCTING FIELDWORK.
7.NO EVIDENCE OF BURIAL GROUNDS WAS OBSERVED IN THE PROCESS OF CONDUCTING FIELDWORK.
8.PROPERTY IS NOT LOCATED WITHIN A FLOOD HAZARD AREA ACCORDING TO FLOOD INSURANCE RATE MAP
3710976400K DATED NOVEMBER 17, 2017.
9.IRON PIPES SET AT ALL CORNERS UNLESS OTHERWISE NOTED.
10.WETLAND/BUFFER DELINEATION PERFORMED BY WR ON 03/30/2022.
11.STREAM/BUFFER LOCATIONS ARE APPROXIMATE, BASED ON GPS LOCATION, CHATHAM COUNTY DATA, AND
TOPOGRAPHIC INTERPRETATION.
12.BUFFER SUBJECTIVITY BASED ON CHATHAM COUNTY WATERSHED PROTECTION ORDINANCE. BUFFER
SUBJECTIVITY WAS VERIFIED BY CHATHAM COUNTY ON 06/08/2022.
13.DELINEATION AND JURISDICTIONAL STATUS WAS VERIFIED BY USACE ON 07/06/2022 (SAW-2022-01047).
GENERAL NOTES
VICINITY MAP N.T.S
Jordan Only Buffers Intermittent (I-50') Perennial (P - 50')
County + Jordan Buffers Ephemeral (E-30') Intermittent (I - 50')
Perennial (P - 100') Yes Perennial Water Body (WB-50')
Wetland (W - 50') Yes FEMA Floodplain (FP - Extents)
Buffer Impact Number Permanent/Temporary Purpose/Type of Impact
Stream Name (from USGS Map, UT
(unnamed tributary of stream name
on USGS)Buffer Type Square Feet
Buffer Face
Width (Linear
Impact)
B1 Copley Road - Road Crossing Total Stream 2 - UT to Haw River (P-100') 19,058
B2 Copley Road - Road Crossing Zone 1 Total Stream 2 - UT to Haw River (P-100') 8,346
B3 Copley Road - Road Crossing Zone 2 Inner Total Stream 2 - UT to Haw River (P-100') 4,505
B4 Copley Road - Road Crossing Zone 2 Outer Total Stream 2 - UT to Haw River (P-100') 6,207
B5 P Copley Road - Road Crossing Zone 1 Stream 2 - UT to Haw River (P-100') 6,243 82
B6 P Copley Road - Road Crossing Zone Zone 2 Inner Stream 2 - UT to Haw River (P-100') 4,169 83
B7 P Copley Road - Utility Non-Electric Zone 2 Outer Stream 2 - UT to Haw River (P-100') 285 4
B8 P Copley Road - Road Crossing Zone 2 Outer Stream 2 - UT to Haw River (P-100') 5,922 83
B9 T Copley Road - Construction Access - Zone 2 Inner Stream 2 - UT to Haw River (P-100') 69 25
B10 T Copley Road - Construction Access -Zone 1 Stream 2 - UT to Haw River (P-100') 1,821 154
B11 T Copley Road - Utlity Non-Electric Zone 2 Inner Wetland C (W - 50') 267 4
B12 T Copley Court - Utility Non-Electric Zone 1 Wetland C (W - 50') 282 4
B13 Flatiron Forest Drive - Road Crossing Total Wetland C (W - 50') 4,398
B14 P Flatiron Forest Drive - Road Crossing Zone 1 Wetland C (W - 50') 1,531 10-25
B15 P Flatiron Forest Drive - Road Crossing Zone 2 Wetland C (W - 50') 2,709 137
B16 P Flatiron Forest Drive - Utility Non-Electric Zone 2 Wetland C (W - 50') 158 4
Add rows as needed to list all buffer impacts separately. For buffers in the Jordan Lake Watershed, report I, P, and WB impacts as (Zone 1) first 30-feet, and (Zone 2) 30-50 feet landward. List any buffer impacts beyond Zone 2 normally.
Project Impacts Inventory
Impact Summary
Buffer Impacts (Reference each to Buffer Impact Map)
Which types of buffers will be impacted by the project?
LO
D
LOD
LO
D
L
O
D
L
O
D
LO
D
LODLODLODLODLODLODLODLODLOD
LOD
LO
D
LOD
LO
D
LOD LOD LOD
LO
D
LO
D
LOD
LOD
LOD
LOD
LOD
LOD
HAM
L
E
T
S
C
H
A
P
E
L
R
O
A
D
UP
S
T
R
E
A
M
C
U
L
V
E
R
T
IMPACT AREA 2
MAP H
IMPACT AREA 1
MAP G
FLATIRON FOREST DRIVE
COP
L
E
Y
C
O
U
R
T
OHE
OHE
OS18OS
23
456789
16
171315
22
11
12
10
14
20
21
24
25
26
27 28
19
29
1
OS
23 WETLAND A
WETLAND B
WETLAND C
WETLAND D
WETLAND E
WETLAND F
STREAM 1
(EPHEMERAL)
STREAM 2
(PERENNIAL)
STREAM 3
(INTERMITTENT)
50' ZONE 2
WETLAND BUFFER
100' ZONE 2
OUTER BUFFER
30' ZONE
1 BUFFER
50' ZONE 2
INNER BUFFER
30' ZONE 1
WETLAND BUFFER
50' ZONE 2
WETLAND BUFFER
30' ZONE 1
WETLAND BUFFER
50' ZONE 2
WETLAND BUFFER
30' ZONE 1
WETLAND BUFFER
50' ZONE 2
WETLAND BUFFER
30' ZONE 1
WETLAND BUFFER
k:
\
2
2
\
2
2
-
0
1
3
0
\
2
2
0
1
3
2
-
f
l
a
t
i
r
o
n
f
o
r
e
s
t
\
C
A
D
\
E
x
h
i
b
i
t
s
\
i
m
p
a
c
t
m
a
p
s
\
F
l
a
t
i
r
o
n
F
o
r
e
s
t
I
m
p
a
c
t
M
a
p
s
(
3
)
.
d
w
g
-
We
d
n
e
s
d
a
y
,
A
p
r
i
l
1
9
,
2
0
2
3
3
:
1
6
:
5
9
P
M
-
EB
A
U
T
I
S
T
A
ou
r
p
e
o
p
l
e
•
y
o
u
r
s
u
c
c
e
s
s
ES
T
.
1
9
8
3
Wi
t
h
e
r
s
R
a
v
e
n
e
l
11
5
M
a
c
K
e
n
a
n
D
r
i
v
e
| C
a
r
y
,
N
C
2
7
5
1
1
Li
c
e
n
s
e
#
:
F
-
1
4
7
9
| t
:
9
1
9
.
4
6
9
.
3
3
4
0
| w
w
w
.
w
i
t
h
e
r
s
r
a
v
e
n
e
l
.
c
o
m
Initial Plan Date: 04/19/23
Revisions:
1 02/08/23
PER NCDEQ COMMENTS
WR Job No.
02220132
DATE
04/19/23
63
8
H
A
M
L
E
T
S
C
H
A
P
E
L
R
O
A
D
|
CH
A
T
H
A
M
C
O
U
N
T
Y
,
N
C
2
7
3
1
2
IM
P
A
C
T
M
A
P
S
FL
A
T
I
R
O
N
F
O
R
E
S
T
DRN: EB DGN: WR CKD: RT
OVERALL BUFFER
IMPACT MAP
F
E
N
W
S
50SCALE: 1 inch =ft.
250 50
SF/T
P
SF/TP
S
F
/
T
P
S
F
/
T
P
SF/T
P
SF/T
P
SF/T
P
S
F
/
T
P
TP
TP
SF/T
P
SF/
T
P
S
F
/
T
P
SF
SF
SF
/
T
P
SF/TP
SF/
T
P
SF/
T
P
SF
LO
D
LO
D
LOD
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LOD
LOD
LOD
LOD
LOD
L
O
D
LOD
LOD
LOD
LOD
LOD
LOD
LO
D
LO
D
L
O
D
LO
D
LO
D
LO
D
LOD
L
O
D
L
O
D
L
O
D
L
O
D
L
O
D
LOD
LOD
LOD
LOD
LOD
LOD
L
O
D
L
O
D
L
O
D
LOD
LOD
LOD
TP
TP
TP
SF
S
F
/
T
P
450
45
0
447
448
449
45
1
45
2
450
448
449
4
4
0
445
4
4
0
44
5
445
445
450
4
4
5
4
5
0
45
5
44
0
44
5
6'' W
6'' W
6'' W
6'' W
6'' W
6'' W
6'' W
8'' W
8'' W
8'' W
14
0
'
75'
251
'
35'
1 6 0 '
1 7 9 '
40'
1
6
0
'
53'
262
'
23
6
'
26
63,882 SF
238
'
FACE WIDTH
PERMANENT
ZONE 2 (ALL) - 83'
FACE WIDTH
PERMANENT
ZONE 1 - 82'
UTILITY FACE WIDTH
PERMANENT ZONE 1 - 4'
UTILITY FACE WIDTH
PERMANENT ZONE 2 - 4'
FACE WIDTH
TEMPORARY
ZONE 1 - 154'
FACE WIDTH
TEMPORARY
ZONE 2 - 25'
39.76'
70.52
L
F
72" R
C
P
C
L
A
S
S
I
I
I
@ 1.5
6
%
70.52
L
F
54" R
C
P
C
L
A
S
S
I
I
I
@ 1.5
6
%
40' PUBLIC
DRAINAGE
EASEMENT
LIMITS OF DISTURBANCE
TREE PROTECTION
FENCE
TEMPORARY
DOWNSTREAM
COFFER DAM
TEMPORARY
UPSTREAM
COFFER DAM
TEMPORARY
SEDIMENT BAG
FLEXIBLE HOSE
STREAM 1
(EPHEMERAL)
WETLAND B
LIMITS OF DISTURBANCE
TREE PROTECTION FENCE
SILT FENCE
40' PUBLIC
DRAINAGE
EASEMENT
STREAM 2
(PERENNIAL)
PUMP
RIP-RAP STILLING BASIN
(SEE DETAIL SHEET E)PUMP
100' ZONE 2
OUTER BUFFER
30' ZONE 1
BUFFER
50' ZONE 2
INNER BUFFER
100' ZONE 2
OUTER BUFFER
30' ZONE 1
BUFFER
30' ZONE 1
BUFFER
TEMPORARY
PUMPAROUND
CO
P
L
E
Y
C
O
U
R
T
RIPRAP
DISSIPATOR
(TYP)
SILT FENCE
50' ZONE 2
INNER BUFFER
100' ZONE 2
OUTER BUFFER
50' ZONE 2
INNER BUFFER
IMPACT AREA B5
PERMANENT BUFFER IMPACTS
ROAD CROSSING
ZONE 1 INNER - 6,243 SF
IMPACT AREA B8
PERMANENT BUFFER IMPACT
ROAD CROSSING
ZONE 2 OUTER - 5,922 SF
IMPACT AREA B6
PERMANENT BUFFER IMPACTS
ROAD CROSSING
ZONE 2 INNER BUFFER - 4,169 SF
IMPACT AREA B7
PERMANENT UTILITY
NON-ELECTRIC IMPACT
ZONE 2 OUTER - 285 SF
IMPACT AREA B12
PERMANENT
NON-ELECTRIC IMPACT
ZONE 1 INNER - 282 SF
IMPACT AREA B10
TEMPORARY BUFFER IMPACT
TEMPORARY CONSTRUCTION ACCESS
ZONE 1 INNER - 1,821 SF
IMPACT AREA B9
TEMPORARY BUFFER IMPACT
TEMPORARY CONSTRUCTION ACCESS
ZONE 2 INNER - 69 SF
IMPACT AREA B11
PERMANENT UTILITY
NON-ELECTRIC IMPACT
ZONE 2 INNER - 267 SF
IMPACT AREA B4
IMPACT AREA B8
k:
\
2
2
\
2
2
-
0
1
3
0
\
2
2
0
1
3
2
-
f
l
a
t
i
r
o
n
f
o
r
e
s
t
\
C
A
D
\
E
x
h
i
b
i
t
s
\
i
m
p
a
c
t
m
a
p
s
\
F
l
a
t
i
r
o
n
F
o
r
e
s
t
I
m
p
a
c
t
M
a
p
s
(
3
)
.
d
w
g
-
We
d
n
e
s
d
a
y
,
A
p
r
i
l
1
9
,
2
0
2
3
3
:
3
3
:
3
0
P
M
-
EB
A
U
T
I
S
T
A
ou
r
p
e
o
p
l
e
•
y
o
u
r
s
u
c
c
e
s
s
ES
T
.
1
9
8
3
Wi
t
h
e
r
s
R
a
v
e
n
e
l
11
5
M
a
c
K
e
n
a
n
D
r
i
v
e
| C
a
r
y
,
N
C
2
7
5
1
1
Li
c
e
n
s
e
#
:
F
-
1
4
7
9
| t
:
9
1
9
.
4
6
9
.
3
3
4
0
| w
w
w
.
w
i
t
h
e
r
s
r
a
v
e
n
e
l
.
c
o
m
Initial Plan Date: 04/19/23
Revisions:
1 02/08/23
PER NCDEQ COMMENTS
2.03/14/23
PER CHATHAM CO. COMMENTS
WR Job No.
02220132
DATE
04/19/23
63
8
H
A
M
L
E
T
S
C
H
A
P
E
L
R
O
A
D
|
CH
A
T
H
A
M
C
O
U
N
T
Y
,
N
C
2
7
3
1
2
IM
P
A
C
T
M
A
P
S
FL
A
T
I
R
O
N
F
O
R
E
S
T
DRN: EB DGN: WR CKD: RT
BUFFER IMPACT
MAP
G
E
N
W
S
SCALE: 1 inch =ft.
0 15 30
30
IMPACT LEGEND
TEMPORARY ZONE 1 BUFFER IMPACTS
TEMPORARY ZONE 2 INNER BUFFER IMPACTS
PERMANENT ZONE 1 BUFFER IMPACTS
PERMANENT ZONE 2 OUTER BUFFER IMPACTS
PERMANENT ZONE 1 BUFFER IMPACTS
UTILITY NON-ELECTRIC
PERMANENT ZONE 2 INNER BUFFER
IMPACTS UTILITY NON-ELECTRIC
PERMANENT ZONE 2 INNER BUFFER IMPACTS
CULVERT
PERMANENT ZONE 2 OUTER BUFFER
IMPACTS UTILITY NON-ELECTRIC
SF/TP SF/TP SF/TP
S
F
/
T
P
SF/TP
SF/TP
SF
/
T
P
T
P
T
P
SF/TP SF/TP SF/TP SF/TP SF/TP SF/TP
LODLODLODLODLODLODLODLODLODLODLODLODLODLODLOD
LOD
LOD
LODLODLODLODLODLOD
LOD LOD LOD LOD LOD LOD
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
LO
D
L
O
D
LO
D
LOD
LOD
LO
D
LO
D
L
O
D
L
O
D
L
O
D
L
O
D
L
O
D
LOD LOD LOD LOD LOD LOD LOD LOD LOD LOD LOD LOD
TP
TP
TP
TP
SF/TP SF/TP SF/TP
SF/T
P
SF/TP
SF/TP SF/TP SF/TP SF/TP SF/TP SF/TP SF/TP SF/TP
475
4
7
5
475
47
4
474
474
475
47
0
47
5
47
0
4
7
0
46
5
46
5
47
0
47
0
47
0
30' ZONE 1
WETLAND BUFFER
6'' W 6'' W 6'' W 6'' W 6'' W 6'' W 6'' W 6'' W 6'' W 6'' W 6'' W 6'' W
OS
17
25,197 SF
68,092 SF
100'
26
6
'
35'
19
4
'
74
'
62'
1
5
4
'
263'
34
8
'
15
46,821 SF
254'
232'
FACE WIDTH
137'
75.55 LF
24" RCP CLASS III
@ 3.97%
WETLAND C
LIMITS OF DISTURBANCE
TREE PROTECTION FENCE
20' PUBLIC
DRAINAGE
EASEMENT
FLATIRON FOREST DRIVE
SCM 1
LIMITS OF DISTURBANCE
TREE PROTECTION FENCE
50' ZONE 2
WETLAND BUFFER
RIPRAP
DISSIPATOR (TYP)
PERMANENT WETLANDS PREVIOUSLY
PERMITTED UNDER USACE AID
SAW-2022-01047 AND NCDWR #20221471
IMPACT AREA B15
PERMANENT BUFFER IMPACT
ROAD CROSSING
ZONE 2 - 2,709 SF
IMPACT AREA B16
PERMANENT UTILITY NON-ELECTRIC IMPACT
ZONE 2 - 158 SF
UTILITY FACE WIDTH
PERMANENT UTILITY
NON-ELECTRIC - 4'
IMPACT AREA B14
PERMANENT
BUFFER IMPACT
ROAD CROSSING
ZONE 1 - 1,531 SF
20' ZONE 2
WETLAND BUFFER
30' ZONE 1
WETLAND BUFFER
24
"
R
C
P
C
L
A
S
S
I
I
I
k:
\
2
2
\
2
2
-
0
1
3
0
\
2
2
0
1
3
2
-
f
l
a
t
i
r
o
n
f
o
r
e
s
t
\
C
A
D
\
E
x
h
i
b
i
t
s
\
i
m
p
a
c
t
m
a
p
s
\
F
l
a
t
i
r
o
n
F
o
r
e
s
t
I
m
p
a
c
t
M
a
p
s
(
3
)
.
d
w
g
-
We
d
n
e
s
d
a
y
,
A
p
r
i
l
1
9
,
2
0
2
3
3
:
1
7
:
0
4
P
M
-
EB
A
U
T
I
S
T
A
ou
r
p
e
o
p
l
e
•
y
o
u
r
s
u
c
c
e
s
s
ES
T
.
1
9
8
3
Wi
t
h
e
r
s
R
a
v
e
n
e
l
11
5
M
a
c
K
e
n
a
n
D
r
i
v
e
| C
a
r
y
,
N
C
2
7
5
1
1
Li
c
e
n
s
e
#
:
F
-
1
4
7
9
| t
:
9
1
9
.
4
6
9
.
3
3
4
0
| w
w
w
.
w
i
t
h
e
r
s
r
a
v
e
n
e
l
.
c
o
m
Initial Plan Date: 04/19/23
Revisions:
1 02/08/23
PER NCDEQ COMMENTS
WR Job No.
02220132
DATE
04/19/23
63
8
H
A
M
L
E
T
S
C
H
A
P
E
L
R
O
A
D
|
CH
A
T
H
A
M
C
O
U
N
T
Y
,
N
C
2
7
3
1
2
IM
P
A
C
T
M
A
P
S
FL
A
T
I
R
O
N
F
O
R
E
S
T
DRN: EB DGN: WR CKD: RT
BUFFER IMPACT
MAP
H
E
N
W
S
SCALE: 1 inch =ft.
0 15 30
30
IMPACT LEGEND
TEMPORARY ZONE 1 BUFFER IMPACTS
TEMPORARY ZONE 2 INNER BUFFER IMPACTS
PERMANENT ZONE 1 BUFFER IMPACTS
PERMANENT ZONE 2 OUTER BUFFER IMPACTS
PERMANENT ZONE 1 BUFFER IMPACTS
UTILITY NON-ELECTRIC
PERMANENT ZONE 2 INNER BUFFER
IMPACTS UTILITY NON-ELECTRIC
PERMANENT ZONE 2 INNER BUFFER IMPACTS
CULVERT
PERMANENT ZONE 2 OUTER BUFFER
IMPACTS UTILITY NON-ELECTRIC